HVAC Control Assembly Connector End Views

HVAC Control Assembly - Front Auxiliary - w/ A/C

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110259 16-Way F Micro-Pack 100 Series (GRN)
Pin	Wire Color	Circuit No.	Function
A1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
A2-A3	-	-	Not Used
A4	ORN	1923	Rear Auxiliary Enable Control
A5	WHT	1924	Auxiliary Blower Motor High Control
A6	RED	1925	Auxiliary Blower Motor Medium Control
A7	DK BLU	1926	Auxiliary Blower Motor Low Control
A8	BLK	1450	Ground
B1-B8	-	-	Not Used

HVAC Control Assembly - Rear Auxiliary - w/ A/C

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12092632 16-Way F Micro-Pack 100 Series (RED)
Pin	Wire Color	Circuit No.	Function
A1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
A2-A4	-	-	Not Used
A5	WHT	1924	Auxiliary Blower Motor High Control
A6	RED	1925	Auxiliary Blower Motor Medium Control
A7	DK BLU	1926	Auxiliary Blower Motor Low Control
A8	BLK	1450	Ground
B1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
B2-B3	-	-	Not Used
B4	ORN	1923	Rear Auxiliary Enable Control
B5	WHT	1924	Auxiliary Blower Motor High Control
B6	RED	1925	Auxiliary Blower Motor Medium Control
B7	DK BLU	1926	Auxiliary Blower Motor Low Control
B8	BLK	1450	Ground

HVAC Control Assembly - Front Auxiliary - w/ Heat and A/C

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12084945 16-Way F Micro-Pack 100 Series (GRY)
Pin	Wire Color	Circuit No.	Function
A1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
A2	-	-	Not Used
A3	LT BLU	733	Auxiliary Front Mode 1 Signal
A4	ORN	1923	Rear Auxiliary Enable Control
A5	WHT	1924	Auxiliary Blower Motor High Control
A6	RED	1925	Auxiliary Blower Motor Medium Control
A7	DK BLU	1926	Auxiliary Blower Motor Low Control
A8	BLK	1450	Ground
B1	-	-	Not Used
B2	BRN	541	Ignition 3 Voltage
B3	RED/BLK	2822	Auxiliary Front Mode 1 Signal
B4-B8	-	-	Not Used

HVAC Control Assembly - Rear Auxiliary - w/ Heat and A/C

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12092629 16-Way F Micro-Pack 100 Series (BLU)
Pin	Wire Color	Circuit No.	Function
A1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
A2	BRN	541	Ignition 3 Voltage
A3	BRN	2383	Auxiliary Rear Mode 2 Signal
A4	-	-	Not Used
A5	WHT	1924	Auxiliary Blower Motor High Control
A6	RED	1925	Auxiliary Blower Motor Medium Control
A7	DK BLU	1926	Auxiliary Blower Motor Low Control
A8	BLK	1450	Ground
B1	BRN/WHT	230	Instrument Panel Lamps Dimming Control
B2	BRN	541	Ignition 3 Voltage
B3	DK BLU	1646	Auxiliary Rear Air Temperature 2 Signal
B4	GRY	778	Auxiliary Blower Motor Speed Control
B5	WHT	1924	Auxiliary Blower Motor High Control
B6	RED	1925	Auxiliary Blower Motor Medium Control
B7	DK BLU	1926	Auxiliary Blower Motor Low Control
B8	BLK	1450	Ground